# TetherBear vs OpenChart

The clearest difference is in-app purchases: TetherBear at none against OpenChart's 2. TetherBear also leads on iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. OpenChart sells 2 in-app purchases, starting at $3.99 per month. TetherBear asks for nothing beyond the download.

## The numbers

| Metric | TetherBear | OpenChart |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Size | 26 MB | 72 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ChartQ Inc](https://appshunter.io/developer/1653514653) | [younghyun choi](https://appshunter.io/developer/1844194272) |

## What reviewers say

### TetherBear

[App page](https://appshunter.io/ios/app/tetherbear/id6754923635)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### OpenChart

[App page](https://appshunter.io/ios/app/openchart-crypto-charts/id6778795322)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OpenChart PRO | $3.99 | per month |
| OpenChart Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is TetherBear free?

TetherBear is free to download, with no in-app purchases.

### Is OpenChart free?

OpenChart is free to download, with in-app purchases available.

### Do TetherBear or OpenChart have ads?

Neither TetherBear nor OpenChart shows ads.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*